Daily limits in these companies have been raised to 20 per cent from 5 per cent, the NSE said late on Wednesday.

The exchange periodically adjusts the daily limits for companies' shares based on a set of criteria such as liquidity.

Drug major Wockhardt had said on Wednesday it will take a revenue hit of nearly one million pounds due to import restrictions imposed by the UK health regulator on medicines made at its Kadaiya facility in Nani Daman.

The company, however, said Medicine and Healthcare Products Regulatory Agency, UK, (UKMHRA) has eased the restrictions to an extent allowing it to supply most of the products manufactured at the said facility to the UK.